JEE Main Chemistry question

Chemistry General Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

How many of the following metals are best extracted by electrolytic reduction method?

Fe, Cu, Pb, Na, K, Sn, Zn, Mg, Mn, Ca, Al

Answer: 5

Solution

Na, K, Mg, Ca and Al are all strongly electropositive metals that must be extracted by electrolytic reduction,

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Question ID VK-145591